The Window,optical Instrument, cataloged under National Stock Number 6650-01-159-9151, is classified within Federal Supply Class 6650 (Optical Instruments, Test Equipment, Components and Accessories) of the Instruments and Laboratory Equipment group. The manufacturer of record is Cvi Laser Llc Dba Cvi Optical Components. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Window,optical Instrument |
| FSC / FSG | 6650 — Optical Instruments, Test Equipment, Components and Accessories (FSG 66) |
| Manufacturers | Northrop Grumman Corp Electronic Systems Defensive System Div (CAGE 22915); Coherent Aerospace & Defense, Inc. (CAGE 22669); Cvi Laser Llc Dba Cvi Optical Components (CAGE 66429) |
| Parameter | Value |
|---|---|
| NSN | 6650-01-159-9151 |
| Primary Part Number | 303656 |
| Item Name | Window,optical Instrument |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | Cvi Laser Llc Dba Cvi Optical Components |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
NSN 6650-01-159-9151 is a Window,optical Instrument, manufactured by Cvi Laser Llc Dba Cvi Optical Components, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-01-159-9151 has 3 manufacturer part numbers on file: 303656 (Northrop Grumman Corp Electronic Systems Defensive System Div), 303656 (Coherent Aerospace & Defense, Inc.), 303656 (Cvi Laser Llc Dba Cvi Optical Components).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 6650-01-159-9151 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.